import java.io.DataInputStream;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.Scanner;
import java.util.StringTokenizer;
class check
{
static int[] arr;
static class Reader
{
final private int BUFFER_SIZE = 1 << 16;
private DataInputStream din;
private byte[] buffer;
private int bufferPointer, bytesRead;
public Reader()
{
din = new DataInputStream(System.in);
buffer = new byte[BUFFER_SIZE];
bufferPointer = bytesRead = 0;
}
public Reader(String file_name) throws IOException
{
din = new DataInputStream(new FileInputStream(file_name));
buffer = new byte[BUFFER_SIZE];
bufferPointer = bytesRead = 0;
}
public String readLine() throws IOException
{
byte[] buf = new byte[64]; // line length
int cnt = 0, c;
while ((c = read()) != -1)
{
if (c == '\n')
break;
buf[cnt++] = (byte) c;
}
return new String(buf, 0, cnt);
}
public int nextInt() throws IOException
{
int ret = 0;
byte c = read();
while (c <= ' ')
c = read();
boolean neg = (c == '-');
if (neg)
c = read();
do
{
ret = ret * 10 + c - '0';
} while ((c = read()) >= '0' && c <= '9');
if (neg)
return -ret;
return ret;
}
public long nextLong() throws IOException
{
long ret = 0;
byte c = read();
while (c <= ' ')
c = read();
boolean neg = (c == '-');
if (neg)
c = read();
do {
ret = ret * 10 + c - '0';
}
while ((c = read()) >= '0' && c <= '9');
if (neg)
return -ret;
return ret;
}
public double nextDouble() throws IOException
{
double ret = 0, div = 1;
byte c = read();
while (c <= ' ')
c = read();
boolean neg = (c == '-');
if (neg)
c = read();
do {
ret = ret * 10 + c - '0';
}
while ((c = read()) >= '0' && c <= '9');
if (c == '.')
{
while ((c = read()) >= '0' && c <= '9')
{
ret += (c - '0') / (div *= 10);
}
}
if (neg)
return -ret;
return ret;
}
private void fillBuffer() throws IOException
{
bytesRead = din.read(buffer, bufferPointer = 0, BUFFER_SIZE);
if (bytesRead == -1)
buffer[0] = -1;
}
private byte read() throws IOException
{
if (bufferPointer == bytesRead)
fillBuffer();
return buffer[bufferPointer++];
}
public void close() throws IOException
{
if (din == null)
return;
din.close();
}
}
public static void main (String[] args) throws java.lang.Exception
{
Reader s = new Reader();
int t=0, ind = 0;
t = Integer.parseInt(s.readLine());
if(t>=1 && t<=5) // checking constraint for T
{
for(int i=1; i<=t; i++)
{
String input_case = s.readLine();
int n = Integer.parseInt(input_case.substring(0,input_case.indexOf(' ')));
int q = Integer.parseInt(input_case.substring(input_case.indexOf(' ')+1,input_case.length()));
if(n < 1 || q < 1 || n > 100000 || q > 100000)
System.exit(0);
arr = new int[n];
String snak_det = s.readLine();
snak_det = (" ".concat(snak_det.trim())).concat(" ");
ind = 0;
for(int j=1; j<=n; j++)
{
int value = Integer.parseInt(snak_det.substring(ind+1, snak_det.indexOf(' ',ind+1)).trim());
if(value < 1 || value > 1000000000)
System.exit(0);
arr[j-1] = value;
ind = snak_det.indexOf(' ',ind+1);
}
ind = 0;
selectionSort();
for(int k=1; k<=q; k++)
{
int input_query = Integer.parseInt(s.readLine());
if(input_query < 1 || input_query > 1000000000)
System.exit(0);
System.out.println(giveOutput(input_query));
}
}
}
}
static void selectionSort()
{
for (int i = 0; i < arr.length-1; i++)
{
int min = i;
for (int j = i+1; j < arr.length; j++)
if (arr[j] < arr[min]) min = j;
int temp = arr[i];
arr[i] = arr[min];
arr[min] = temp;
}
}
static int giveOutput(int query)
{
int output=0, noe = 0;
boolean flag = true;
int i=arr.length-1;
while(i>=0)
{
if(arr[i] >= query)
{
output++;
i--;
continue;
}
if(flag)
{
noe = i;
flag = false;
}
if(arr[i]+noe<query)
break;
output++;
noe = (arr[i]+noe)-query;
i--;
}
return output;
}
}
Its working perfectly on my machine but throws NullPointerExcpetion while compiling on online IDE